describe:1. Start using the power button for 3 seconds to start the eye massager. Short press to switch modes. Press and hold for 3 seconds, the instrument will automatically turn off.2.4 massage modes: 1: Airbag + hot and cold cycle + music + vibration. 2. Airbag + heat cycle + music + vibration. 3. Airbag + cold + music + vibration. 4. Airbag + music.3. Using semiconductor technology, ice application temperature: 22, two-level heating temperature: 34-404. Smart Eye Massager is a new generation of eye massager that uses scientifically proven heat, acupoint and vibration massage to help reduce headaches, insomnia, eye bags, wrinkles and frequent eye fatigue.5. Massage mode switch between heating, kneading, acupressure, music or combine them togetherSpecification:Item Type: Eye MassagerMaterial: ABSTime setting: 15 minutesPower supply: lithium batteryBattery capacity: 2500mAhScope of application: EyesMassage method: air pressure massage, vibration, hot compressHow to use: 4 working modesContraindications:1. Do not use if there is eye damage or inflammation.2. Do not use if you have symptoms of eye disease. Do not use if you have had eye surgery, glaucoma, cataracts, retinal detachment or other serious eye disease.3. For patients with severe stroke or hypotension, please consult a professional physician first. If you feel uncomfortable during use, please stop using it immediately.4. Please avoid using the eye massager when drinking alcohol or feeling unwellpacking list:1 x eye massager1 manual1 USB cable